2788480

素因数分解:

$2^7\times 5^1\times {\mathrm{4357}}^1$

素因数の和:4376

約数の個数: 32

約数和(自身を含む): 6667740

約数和(自身を除く): 3879260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4357, 8714, 17428, 21785, 34856, 43570, 69712, 87140, 139424, 174280, 278848, 348560, 557696, 697120, 1394240, 2788480]

約数ペア:

[(1, 2788480), (2, 1394240), (4, 697120), (5, 557696), (8, 348560), (10, 278848), (16, 174280), (20, 139424), (32, 87140), (40, 69712), (64, 43570), (80, 34856), (128, 21785), (160, 17428), (320, 8714), (640, 4357)]